Question 1

A(n) _____ is a compound that increases the hydrogen ion concentration in aqueous solution.

Accepted Answer

The answer of A(n) _____ is a compound that increases...

Question 2

Which of the following is a neutral salt?

Accepted Answer

A)  Al2(SO4)3 
B)  Ti(NO3)2 
C)  Ti(PO4)3 
D)  Fe(ClO3)2 
E)  Ba(NO3)2 
A)  Al2(SO4)3 
B)  Ti(NO3)2 
C)  Ti(PO4)3 
D)  Fe(ClO3)2 
E)  Ba(NO3)2

Question 3

What is the conjugate base of C5H5NH+?

Accepted Answer

A)  C5H5NH2+ 
B)  C5H5NH- 
C)  C5H5NH2+ 
D)  C5H5NH2 
E)  C5H5N 
A)  C5H5NH2+ 
B)  C5H5NH- 
C)  C5H5NH2+ 
D)  C5H5NH2 
E)  C5H5N

Question 4

What is the conjugate acid of H2O?

Accepted Answer

A)  H2O+ 
B)  H2O2- 
C)  HO3- 
D)  HO3+ 
E)  H3O+  
A)  H2O+ 
B)  H2O2- 
C)  HO3- 
D)  HO3+ 
E)  H3O+

Question 5

NaCl is an Arrhenius base.

Accepted Answer

A) True 
 B)False

Question 6

Chemistry defines the _____ ion as the actual chemical species that represents an H+ ion.

Accepted Answer

A)  phosphate 
B)  sulfate 
C)  nitrate 
D)  nitrite 
E)  hydronium 
A)  phosphate 
B)  sulfate 
C)  nitrate 
D)  nitrite 
E)  hydronium

Question 7

Predict the products of this reaction, assuming it undergoes a Brønsted-Lowry acid-base reaction. HCOOH + C5H5N $\rightarrow$ ?

Accepted Answer

A)  HCOON and C6H6 
B)  HCOO- and C5H5NH+ 
C)  HCOOH2+ and C5H4N- 
D)  H2COOH2+ and C5H3N- 
E)  CHCOOH and C4H5N- 
A)  HCOON and C6H6 
B)  HCOO- and C5H5NH+ 
C)  HCOOH2+ and C5H4N- 
D)  H2COOH2+ and C5H3N- 
E)  CHCOOH and C4H5N-

Question 8

The titrant is added to the analyte using a precisely calibrated volumetric delivery tube called a(n)_____.

Accepted Answer

The answer of The titrant is added to the analyte...

Question 9

Explain how the pH scale can be used to determine whether a given aqueous solution is acidic, basic, or neutral.

Accepted Answer

pH is a logarithmic function of [H⁺]: pH

Question 10

Which of the following is a strong base?

Accepted Answer

A)  Sr(OH)2 
B)  Hg(OH)2 
C)  Mn(OH)2 
D)  Fe(OH)2 
E)  Fe(OH)3 
A)  Sr(OH)2 
B)  Hg(OH)2 
C)  Mn(OH)2 
D)  Fe(OH)2 
E)  Fe(OH)3

Question 11

If pH > 7, then the solution is basic.

Accepted Answer

A) True 
 B)False

Question 12

Which of the following is a weak acid?

Accepted Answer

A)  HCl 
B)  H2SO4 
C)  H3PO4 
D)  HI 
E)  HClO4 
A)  HCl 
B)  H2SO4 
C)  H3PO4 
D)  HI 
E)  HClO4

Question 13

Demonstrate how a buffer works.

Accepted Answer

Let us use an HC₂H₃O₂/NaC₂H₃O₂ buffer to demon

Question 14

[OH−] = 10−pOH + pH

Accepted Answer

A) True 
 B)False

Question 15

HClO4 is a weak acid.

Accepted Answer

A) True 
 B)False

Question 16

A(n) _____ is a solution that resists dramatic changes in pH.

Accepted Answer

The answer of A(n) _____ is a solution that resists...

Question 17

pH + pOH = 14

Accepted Answer

A) True 
 B)False

A(n) _____ is a compound that increases the hydrogen ion concentration in aqueous solution.

Which of the following is a neutral salt?

What is the conjugate base of C₅H₅NH⁺?

What is the conjugate acid of H₂O?

NaCl is an Arrhenius base.

Chemistry defines the _____ ion as the actual chemical species that represents an H⁺ ion.

Predict the products of this reaction, assuming it undergoes a Brønsted-Lowry acid-base reaction. HCOOH + C₅H₅N $\rightarrow$ ?

The titrant is added to the analyte using a precisely calibrated volumetric delivery tube called a(n)_____.

Explain how the pH scale can be used to determine whether a given aqueous solution is acidic, basic, or neutral.

Which of the following is a strong base?

If pH > 7, then the solution is basic.

Which of the following is a weak acid?

Demonstrate how a buffer works.

[OH⁻] = 10^{−pOH +}^pH

HClO₄ is a weak acid.

A(n) _____ is a solution that resists dramatic changes in pH.

pH + pOH = 14

What Is Chemistry

Measurements

Atoms, Molecules, and Ions

Chemical Reactions and Equations

Stoichiometry and the Mole

Gases

Energy and Chemistry

Electronic Structure

Chemical Bonds

Solids and Liquids

Solutions

Chemical Equilibrium

Oxidation and Reduction

Nuclear Chemistry

Organic Chemistry

Filters

Exam 12: Acids and Bases

A(n) _____ is a compound that increases the hydrogen ion concentration in aqueous solution.

Which of the following is a neutral salt?

What is the conjugate base of C5H5NH+?

What is the conjugate acid of H2O?

NaCl is an Arrhenius base.

Chemistry defines the _____ ion as the actual chemical species that represents an H+ ion.

Predict the products of this reaction, assuming it undergoes a Brønsted-Lowry acid-base reaction. HCOOH + C5H5N →\rightarrow→ ?

The titrant is added to the analyte using a precisely calibrated volumetric delivery tube called a(n)_____.

Explain how the pH scale can be used to determine whether a given aqueous solution is acidic, basic, or neutral.

Which of the following is a strong base?

If pH > 7, then the solution is basic.

Which of the following is a weak acid?

Demonstrate how a buffer works.

[OH−] = 10−pOH + pH

HClO4 is a weak acid.

A(n) _____ is a solution that resists dramatic changes in pH.

pH + pOH = 14

What Is Chemistry

Measurements

Atoms, Molecules, and Ions

Chemical Reactions and Equations

Stoichiometry and the Mole

Gases

Energy and Chemistry

Electronic Structure

Chemical Bonds

Solids and Liquids

Solutions

Chemical Equilibrium

Oxidation and Reduction

Nuclear Chemistry

Organic Chemistry

Filters

What is the conjugate base of C₅H₅NH⁺?

What is the conjugate acid of H₂O?

Chemistry defines the _____ ion as the actual chemical species that represents an H⁺ ion.

Predict the products of this reaction, assuming it undergoes a Brønsted-Lowry acid-base reaction. HCOOH + C₅H₅N $\rightarrow$ ?

[OH⁻] = 10^{−pOH +}^pH

HClO₄ is a weak acid.